Race Condition Affecting perf-debuginfo package, versions <0:4.14.248-189.473.amzn2


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Race Condition vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-AMZN2-PERFDEBUGINFO-1729141
  • published7 Oct 2021
  • disclosed3 Sept 2021

Introduced: 3 Sep 2021

CVE-2021-40490  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 perf-debuginfo to version 0:4.14.248-189.473.amzn2 or higher.
This issue was patched in ALAS2-2021-1712.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf-debuginfo package and not the perf-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

A race condition was discovered in ext4_write_inline_data_end in fs/ext4/inline.c in the ext4 subsystem in the Linux kernel through 5.13.13.

CVSS Scores

version 3.1